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Glockhoff, Carolyn; Helms, Phyllis B (1975): (Table, page 13-59), Annotated record of the detailed examination of Mn deposits from Amphitrite Expedition stations [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.848797, Supplement to: Glockhoff, C; Helms, PB (1975): Descriptions of cores from the Tropical Central Pacific taken on Amphitrite Expedition. Scripps Institution of Oceanography Reference Series, 75-29, 110 pp, https://www.ngdc.noaa.gov/mgg/curator/data/argo/amphitrite/amphitrite_expedition_report.pdf

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Abstract:
The cores described in this report were taken on AMPHITRITE Expedition in Decenber 1963 - February 1964 by Scripps Institution of Oceanography from, the R/V Argo. A total of 148 cores were recovered and are available at Scripps for sampling and study. The coring sites, all in the tropical central Pacific. The AMPHITRITE cores are here briefly described to identify visually distinct units based on lithology, color, texture, or other characteristic unique to an interval of sediment. For determination of lithology, the slides prepared from samples of the cores were examined microscopically in conjuction with the visual examination.
Source:
Grant, John Bruce; Moore, Carla J; Alameddin, George; Chen, Kuiying; Barton, Mark (1992): The NOAA and MMS Marine Minerals Geochemical Database. National Geophysical Data Center, NOAA, https://doi.org/10.7289/V52Z13FT
Further details:
Warnken, Robin R; Virden, William T; Moore, Carla J (1992): The NOAA and MMS Marine Minerals Bibliography. National Geophysical Data Center, NOAA, https://doi.org/10.7289/V53X84KN
Coverage:
Median Latitude: -8.344656 * Median Longitude: -139.080783 * South-bound Latitude: -22.583000 * West-bound Longitude: -161.050000 * North-bound Latitude: 23.267000 * East-bound Longitude: -110.867000
Date/Time Start: 1963-12-05T00:00:00 * Date/Time End: 1964-02-22T00:00:00
Minimum DEPTH, sediment/rock: 0.000 m * Maximum DEPTH, sediment/rock: 5.625 m
Event(s):
AMP3P  * Latitude: 15.066660 * Longitude: -125.083330 * Date/Time: 1963-12-07T00:00:00 * Elevation: -4500.0 m * Campaign: AMPHITRITE (AMPH01AR) * Basis: Argo * Method/Device: Grab (GRAB)
AMPH-001P (AMPH01AR-001P)  * Latitude: 23.267000 * Longitude: -121.233000 * Date/Time: 1963-12-05T00:00:00 * Elevation: -4051.0 m * Recovery: 0.7 m * Location: Pacific Ocean * Campaign: AMPHITRITE (AMPH01AR) * Basis: Argo * Method/Device: Piston corer (PC) * Comment: PI: Von Herzen, Richard P.
AMPH-001PG (AMPH01AR-001PG)  * Latitude: 23.267000 * Longitude: -121.233000 * Date/Time: 1963-12-05T00:00:00 * Elevation: -4051.0 m * Recovery: 1.39 m * Location: Pacific Ocean * Campaign: AMPHITRITE (AMPH01AR) * Basis: Argo * Method/Device: Gravity corer (GC) * Comment: PI: Von Herzen, Richard P.
Comment:
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other institutions. At the time it was the most extended data compilation on ferromanganese deposits world wide. Initially published in a proprietary format incompatible with present day standards it was jointly decided by AWI and NOAA to transcribe this legacy data into PANGAEA. This transfer is augmented by a careful checking of the original sources when available and the encoding of ancillary information (sample description, method of analysis...) not present in the NOAA-MMS database.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEventGlockhoff, Carolyn
Latitude of eventLatitudeGlockhoff, Carolyn
Longitude of eventLongitudeGlockhoff, Carolyn
Elevation of eventElevationmGlockhoff, Carolyn
Method/Device of eventMethod/DeviceGlockhoff, Carolyn
IdentificationIDGlockhoff, Carolyn
DEPTH, sediment/rockDepth sedmGlockhoff, CarolynGeocode
Depth, top/minDepth topmGlockhoff, Carolyn
Depth, bottom/maxDepth botmGlockhoff, Carolyn
10 PositionPositionGlockhoff, Carolyn
11 Deposit typeDeposit typeGlockhoff, Carolyn
12 Quantity of depositQuantityGlockhoff, Carolyn
13 SizeSizeGlockhoff, Carolyn
14 Substrate typeSubstrateGlockhoff, Carolyn
15 Sediment typeSedimentGlockhoff, Carolyn
16 CommentCommentGlockhoff, Carolyn
17 DescriptionDescriptionGlockhoff, Carolyn
Size:
843 data points

Data

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Event

Latitude

Longitude

Elevation [m]

Method/Device

ID

Depth sed [m]

Depth top [m]

Depth bot [m]
10 
Position
11 
Deposit type
12 
Quantity
13 
Size
14 
Substrate
15 
Sediment
16 
Comment
17 
Description
AMPH-001P 23.2670-121.2330-4051Piston corerAMPH-001P-10.1950.180.21BuriedMn noduleSeveralTerrigenous mud or ooze18. to 21. cm in core - Manganese nodules
AMPH-001P23.2670-121.2330-4051Piston corerAMPH-001P-20.1950.180.21In sedimentMn layerTerrigenous mud or ooze18. to 21. cm in core - The diagonal manganese layer at approximately 18-21 cm suggests a hiatus however lack of microfossils prevents biostratigraphic dating.
AMPH-001PG 23.2670-121.2330-4051Gravity corerAMPH-001PG-10.4600.440.48BuriedMn nodule13.5x2.0 cmTerrigenous mud or oozeThere is a 3.5 x 2 cm manganese nodule at 44-48 cm.
AMPH-001PG23.2670-121.2330-4051Gravity corerAMPH-001PG-20.8450.301.39BuriedMn noduleSeveralTerrigenous mud or ooze30. to 139. cm in core - manganese nodules and fish teeth..
AMPH-002P 19.4000-123.6830-4422Piston corerAMPH-002P-10.0000.000.00SurfaceMn nodule1smallTerrigenous mud or oozeBrown clay - Small Mn nodule on top. The foram present are manganese coated benthics.
AMP3P 15.0667-125.0833-4500GrabAMP3P-10.0400.000.08BuriedMn nodule15 cmTerrigenous mud or ooze0. to 8. cm in core - Manganese nodules - One Mn nodule diam: 5 cm and another diam: 3 cm.
AMP3P15.0667-125.0833-4500GrabAMP3P-20.0400.000.08BuriedMn nodule + Mn 93-9713 cmTerrigenous mud or ooze0. to 8. cm in core - Manganese nodules - One Mn nodule diam: 5 cm and another diam: 3 cm.
AMP3P15.0667-125.0833-4500GrabAMP3P-30.9500.930.97In sedimentMn layerTerrigenous mud or ooze
AMP3P15.0667-125.0833-4500GrabAMP3P-44.7604.754.77In sedimentMn micronoduleSeveralTerrigenous mud or ooze475. to 477. cm in core: micronodules
AMPH-003PG 15.0670-125.0830-4459Gravity corerAMPH-003PG-10.0000.000.00SurfaceMn nodule3 cmTerrigenous mud or oozeQuaternaryLight brown clay - Mn nodule about 3 cm in diameter on top
AMPH-004G 8.5170-127.4170-4740Gravity corerAMPH-004G-10.0000.000.00SurfaceMn nodule (broken)FragmentsCalcareous mudQuaternaryLight brown calc. mud with fragments of Mn nodule in the catcher.
AMPH-004G8.5170-127.4170-4740Gravity corerAMPH-004G-20.6600.081.24In sedimentMn micronoduleSeveralCalcareous mudOligocene8. to 124. cm in core: micronodules
AMPH-005D -18.6000-126.5000-3477DredgeAMPH-005D-10.0000.000.00SurfaceMn crustFragmentsRock; IgneousVolcanic rockVolcanic igneous rock with manganese crusts, altered palagonite
AMPH-006D -18.7330-140.9330-1938DredgeAMPH-006D-10.0000.000.00SurfaceMn crust5 cmRock; PalagoniteVolcanic rock
AMPH-010P -7.5170-117.7170-4284Piston corerAMPH-010P-12.1350.503.77In sedimentMn micronoduleSeveralCalcareous oozeMiocene50. to 377. cm in core: manganese micronodules.
AMPH-010P-7.5170-117.7170-4284Piston corerAMPH-010P-23.9603.774.15In sedimentMn coatingSeveralNanofossilsCalcareous oozeMiocene377. to 415. cm in core: manganese. calcareous nanofossils. Miocene
AMPH-027P -10.5500-110.8670-3090Piston corerAMPH-027P-12.7800.005.56In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary0. to 556. cm in core: micronodules
AMPH-027PG -10.5500-110.8670-3090Gravity corerAMPH-027PG-10.6350.101.17In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary10. to 117. cm in core: micronodules
AMPH-029GV -10.5500-110.8670-3205Gravity corerAMPH-029GV-10.2300.000.46In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary0. to 46. cm in core: micronodules
AMPH-030P -18.5170-111.1500-3405Piston corerAMPH-030P-10.0400.000.08In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary0. to 8. cm in core: micronodules
AMPH-030PG -18.5170-111.1500-3405Gravity corerAMPH-030PG-10.0350.000.07In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary0. to 7. cm in core: micronodules
AMPH-032GV -18.4000-114.9500-3075Gravity corerAMPH-032GV-10.1350.000.27In sedimentMn micronoduleSeveralCalcareous oozeQuaternary0. to 27. cm in core: micronodules.
AMPH-032GV-18.4000-114.9500-3075Gravity corerAMPH-032GV-20.6500.570.73In sedimentMn micronoduleSeveralCalcareous oozeQuaternary54. to 73. cm in core: micronodules
AMPH-033P -18.3330-114.9330-3220Piston corerAMPH-033P-10.2700.000.54In sedimentMn grainSeveralCalcareous sandy mudQuaternary0. to 54. cm in core: calcareous, foraminifera, manganese.
AMPH-033P-18.3330-114.9330-3220Piston corerAMPH-033P-21.4950.002.99In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary0. to 299. cm in core: micronodules
AMPH-033PG -18.3330-114.9330-3220Gravity corerAMPH-033PG-10.2700.000.54In sedimentMn layerCalcareous sandy mudQuaternary0. to 54. cm in core: calcareous, foraminifera, manganese.
AMPH-033PG-18.3330-114.9330-3220Gravity corerAMPH-033PG-21.3001.141.46In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary114. to 146. cm in core: micronodules
AMPH-035GV -18.3330-116.1670-3160Gravity corerAMPH-035GV-10.2550.000.51In sedimentFe-Mn layerCalcareous oozeCalcareous sandy mud0. to 51. cm in core: calcareous, foraminifera, manganese, iron oxide
AMPH-038P -18.5000-124.5000-3860Piston corerAMPH-038P-11.0100.002.02In sedimentMn micronoduleSeveralZeolitic calcareous oozePliocene0. to 202. cm in core: micronodules
AMPH-039P -18.5830-126.4170-4030Piston corerAMPH-039P-10.6200.001.24In sedimentMn micronoduleSeveralTerrigenous mud or oozeMiocene0.. to 124. cm in core: micronodules
AMPH-039PG -18.5830-126.4170-4030Gravity corerAMPH-039PG-10.3000.070.53In sedimentMn micronoduleSeveralTerrigenous mud or oozeMiocene7. to 53. cm in core: micronodules
AMPH-040GV -18.6000-126.5000-4052Gravity corerAMPH-040GV-10.2000.000.40In sedimentMn micronoduleSeveralCalcareous oozeQuaternary0.. to 40. cm in core: micronodules
AMPH-041P -18.6000-130.0000-4180Piston corerAMPH-041P-12.2000.004.40In sedimentMn micronoduleSeveralTerrigenous mud or ooze0. to 440. cm in core: micronodules
AMPH-007D -18.2670-150.0670-4231DredgeAMPH-007D-10.0000.000.00SurfaceMn slab325 cmCore; Rock; basaltVolcanic rock3 slabs from small pillows of basalt and numerous smaller fragments. Minor Mn encrustation.
AMPH-009D -22.5830-150.9170-807DredgeAMPH-009D-10.0000.000.00SurfaceMn coating25 cmCoralCoral2 small pieces of coral with Mn encrustation and many fragments of the same.
AMPH-048PG -13.9670-161.0500-4510Gravity corerAMPH-048PG-10.5550.130.98In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary13. to 98. cm in core: micronodules
AMPH-080G -11.8500-160.8500-3803Gravity corerAMPH-080G-10.0000.000.00SurfaceMn noduleSeveral1.5 cmCalcareous oozeQuaternaryBuff calcareous ooze with several 1.5 cm Mn nodules at top.
AMPH-080G-11.8500-160.8500-3803Gravity corerAMPH-080G-20.6050.510.70In sedimentMn micronoduleSeveralCalcareous oozeQuaternary51. to 70. cm in core: micronodules.
AMPH-080G-11.8500-160.8500-3803Gravity corerAMPH-080G-30.8800.840.92BuriedMn nodule51.5 cmCalcareous oozeQuaternary84. and 92. cm in core: 5 Mn nodules (diam: 1.5 cm)
AMPH-084G -11.6670-159.2670-5146Gravity corerAMPH-084G-10.1300.000.26In sedimentMn layerTerrigenous mud or ooze mixed with sandTerrigenous mud or ooze with manganese in sandy parts.
AMPH-084G-11.6670-159.2670-5146Gravity corerAMPH-084G-20.1300.000.26BuriedMn nodule40.5 cmTerrigenous mud or ooze0. to 26. cm in core: 4 nodules (diam: 0.5 cm) located on top of core.
AMPH-085P -11.5830-158.5170-5338Piston corerAMPH-085P-11.9251.901.95BuriedMn nodule14 cmZeolitic sandy mud190. to 195. cm in core: 1 manganese nodules (diam: 4 cm)
AMPH-085P-11.5830-158.5170-5338Piston corerAMPH-085P-23.9251.955.90BuriedMn coatingSeveralFish toothZeolitic sandy mud195. to 590. cm in core: fish teeth with manganese
AMPH-085PG -11.5830-158.5170-5338Gravity corerAMPH-085PG-10.0000.000.00SurfaceMn nodule14 cmZeolitic sandy mud"0. to 4. cm in core: 1 manganese nodule (diam: 4 cm); 4. to 122. cm in core: fish teeth with manganese"
AMPH-085PG-11.5830-158.5170-5338Gravity corerAMPH-085PG-20.6300.041.22BuriedMn coatingSeveral4 cmFish toothZeolitic sandy mud4. to 122. cm in core: fish teeth with manganese
AMPH-086G -11.4170-157.6170-5302Gravity corerAMPH-086G-10.0000.000.00SurfaceMn nodule1Zeolitic clayZeolitic chocolate clay with Mn nodule on top (Cm). Also called : 86GV (see, Cronan)
AMPH-090P -7.5000-157.6830-5455Piston corerAMPH-090P-10.0000.000.00SurfaceMn noduleFragmentsZeolitic clayZeolitic chocolate clay with fragment of Mn nodule with light zeolitite inside
AMPH-091PG -6.0330-157.4670-5177Gravity corerAMPH-091PG-10.4150.000.83In sedimentMn layerZeolitic ClayMiocene0. to 83. cm in core: zeolites, fish teeth, manganese
AMPH-092P -5.9330-158.6500-5283Piston corerAMPH-092P-10.2250.120.33BuriedMn nodule14 cmVolcanic ash12. to 33. cm in core : volcanic ash with 1 manganese nodule (diam: 4.5 cm) at 31-33 cm.
AMPH-092P-5.9330-158.6500-5283Piston corerAMPH-092P-20.2350.220.25BuriedMn crust1Hard sediment; Altered clay22. to 25. cm in core: a manganese encrusted flat peace of yellow altered clay.
AMPH-092PG -5.9330-158.6500-5283Gravity corerAMPH-092PG-10.3250.170.48In sedimentFe-Mn layerZeolitic ClayMiocene17. to 48. cm in core : Zeolites with iron and manganese. May be Miocene
AMPH-097P -3.7000-157.6670-5228Piston corerAMPH-097P-13.9852.055.92In sedimentMn layerSiliceous radiolariaPliocene205. to 592. cm in core : Siliceous radiolaria with manganese
AMPH-099P -1.8670-156.7000-4983Piston corerAMPH-099P-10.8500.850.85BuriedMn nodule10.3 cmSiliceous sandy mudQuaternaryAt 85 cm in core: 1 nodule (0.3 cm)
AMPH-100G -3.6670-156.6170-5115Gravity corerAMPH-100G-10.3950.390.40BuriedMn nodule11 cmSiliceous sandy mudQuaternary19. to 40. cm in core : Siliceous radiolaria with 1 manganese nodule (diam: 1cm) at 39-40 cm
AMPH-110PG -5.8170-154.6500-4768Gravity corerAMPH-110PG-10.0650.000.13BuriedMn nodule11.5 cmCalcareous sandy mudQuaternary0. to 13. cm in core: 1 nodule (1.5 cm)
AMPH-110PG-5.8170-154.6500-4768Gravity corerAMPH-110PG-20.1550.000.31In sedimentMn micronoduleSeveralZeolitic ClayQuaternary0. to 31. cm in core: micronodules
AMPH-111PG -6.7670-153.8170-5120Gravity corerAMPH-111PG-10.0150.000.03In sedimentMn micronodule1Zeolitic oozeQuaternary0. to 3. cm in core: zeolitic ooze, Micronodule at 3 cm
AMPH-111PG-6.7670-153.8170-5120Gravity corerAMPH-111PG-20.1150.030.20In sedimentMn grainSeveralZeolitic oozeQuaternary3. to 20. cm in core: fish teeth and manganese
AMPH-111PG-6.7670-153.8170-5120Gravity corerAMPH-111PG-30.2700.270.27In sedimentMn micronodule1Zeolitic ooze20. to 86. cm in core: Micronodule at 27 cm
AMPH-113G -8.3000-152.3670-4837Gravity corerAMPH-113G-10.0400.040.04In sedimentMn micronoduleSeveralZeolitic oozeQuaternaryZeolitic ooze with fish teeth and manganese for all core. Micromanganese nodules are present at 4cm
AMPH-113G-8.3000-152.3670-4837Gravity corerAMPH-113G-20.3150.230.40In sedimentMn micronoduleSeveralZeolitic oozeMicromanganese nodules are present at 4cm and in the 23-40 cm unit
AMPH-113G-8.3000-152.3670-4837Gravity corerAMPH-113G-30.3150.300.33BuriedMn nodule12.5 cmZeolitic oozeOne nodule at 30-33cm (2.5 cm
AMPH-113G-8.3000-152.3670-4837Gravity corerAMPH-113G-40.3550.350.36BuriedMn nodule11.2 cmZeolitic oozeOne nodule at 35-36cm (1.2 cm)
AMPH-116P -11.4330-149.2830-5106Piston corerAMPH-116P-10.0000.000.00SurfaceMn nodule14.5 cmZeolitic Clay"1 nodule (diam; 4.5 cm) resting on a clay and micromanganese layer (crust?) on top of chocolate clay + calcareous ooze at bottom"
AMPH-116P-11.4330-149.2830-5106Piston corerAMPH-116P-20.0000.000.00SurfaceMn nodule6Zeolitic Clay6 Mn resting nodules on top of chocolate clay + calcareous ooze at bottom
AMPH-116P-11.4330-149.2830-5106Piston corerAMPH-116P-30.0000.000.00SurfaceMn crust1Zeolitic Claymicromanganese layer (crust?) on top of chocolate clay + calcareous ooze at bottom
AMPH-117P -12.4000-148.4000-5151Piston corerAMPH-117P-10.0000.000.00SurfaceMn nodule32.0-1.0 cmZeolitic Clay3 Mn nodules (diam: 2.0-1.0 cm) on top of zeolitic clay
AMPH-120P -12.8670-146.3830-4826Piston corerAMPH-120P-11.2000.002.40In sedimentMn grainSeveralZeolitic Clay"0. to 240. cm in core; zeolites, fish teeth and manganese"
AMPH-120PG -12.8670-146.3830-4826Gravity corerAMPH-120PG-10.0350.030.04BuriedMn nodule11 cmZeolitic Clay"3. to 4. cm in core; 1 manganese nodule (diam: 1 cm) with zeolites and fish teeth"
AMPH-121P -12.3500-145.1170-4690Piston corerAMPH-121P-14.4302.866.00In sedimentMn grainSeveralTerrigenous sandy mud"286. cm onward in core; fish teeth, volcanics and manganese"
AMPH-121P-12.3500-145.1170-4690Piston corerAMPH-121P-25.6255.305.95In sedimentMn micronoduleSeveralTerrigenous sandy mud530. to 595. cm in core: micronodules in black clay
AMPH-121PG -12.3500-145.1170-4690Gravity corerAMPH-121PG-10.3100.000.62In sedimentMn grainSeveralZeolitic Clay"0. to 62. cm in core; zeolites with fish teeth and manganese"
AMPH-121PG-12.3500-145.1170-4690Gravity corerAMPH-121PG-20.6350.620.65BuriedMn crustSeveralChert62. to 65. cm in core: manganese crusts.
AMPH-121PG-12.3500-145.1170-4690Gravity corerAMPH-121PG-30.6350.620.65BuriedMn coating13.0x2.0x1.0 cmRock; ChertChertThe interval 62-65 cm contains a manganese coated piece of chert 3 x 2 x 1 cm.
AMPH-122C -11.9830-144.3670-4685Gravity corerAMPH-122C-11.0100.002.02In sedimentMn grainSeveralZeolitic ClayQuaternary"0. to 20. cm in core; zeolites with fish teeth and manganese"
AMPH-123G -11.9830-144.3670-4860Gravity corerAMPH-123G-10.7750.001.55In sedimentMn grainSeveralZeolitic Clay"whole core; zeolites with fish teeth and manganese"
AMPH-124C -11.9830-144.3670-4970Gravity corerAMPH-124C-10.0250.000.05BuriedMn coating14.0x3.0x2.5 cmRockZeolitic sandy mud0. to 5. cm in core: manganese coated rock piece (4x3x2.5 cm) on top of zeolitic clay
AMPH-124C-11.9830-144.3670-4970Gravity corerAMPH-124C-20.1500.140.16BuriedMn crust13 cmRock; PumiceZeolitic sandy mudat 14-16 cm. pumice encrusted with manganese (diam: 3. cm)
AMPH-125P -11.9830-144.3670-4972Piston corerAMPH-125P-12.6650.005.33In sedimentMn layerZeolitic ClayWhole core core: zeolitic clay with manganese
AMPH-125PG -11.9830-144.3670-4972Gravity corerAMPH-125PG-10.0000.000.00SurfaceMn nodule (broken)210 cmZeolitic sandy mudTwo large pieces (10 cm) of manganese nodules at top of dark brown clay
AMPH-125PG-11.9830-144.3670-4972Gravity corerAMPH-125PG-21.1301.121.14BuriedMn nodule13 cmZeolitic sandy mudBuried manganese nodule at 112-114 cm. in core (diam: 3 cm)
AMPH-126P -11.9830-144.3670-4875Piston corerAMPH-126P-10.0000.000.00SurfaceMn nodule17 cmZeolitic sandy mudLarge Mn nodule (7 cm) at top and large piece in core nose with chocolate clay
AMPH-126PG -11.9830-144.3670-4875Gravity corerAMPH-126PG-10.0250.000.05BuriedMn nodule51 cmZeolitic sandy mudChocolate clay with 5 manganese nodules (diam: 1 cm) in the top 5 cm of core
AMPH-130G -5.9670-142.7170-4450Gravity corerAMPH-130G-10.0000.000.00SurfaceMn nodule10.5 cmCalcareous oozeQuaternaryAt top, calcareous ooze with a small Mn nodule.
AMPH-130G-5.9670-142.7170-4450Gravity corerAMPH-130G-20.5200.500.54BuriedMn coatingFragmentsRockSiliceous sandy mudQuaternary"50. to 54. cm in core; manganese coated rock fragments"
AMPH-131G -5.2000-142.3330-4530Gravity corerAMPH-131G-10.6200.370.87In sedimentMn grainSeveralSiliceous mudQuaternary37. to 87. cm in core: siliceous mud with black grains of manganese
AMPH-131G-5.2000-142.3330-4530Gravity corerAMPH-131G-21.1350.871.40In sedimentMn grainSeveralSiliceous mudQuaternary87. to 140. cm in core: siliceous mud with ferromanganese grains with palagonite?
AMPH-132G -4.3830-141.9000-4430Gravity corerAMPH-132G-10.9200.821.02In sedimentMn grainSeveralCalcareous ooze mixed with sandy mudQuaternary83. to 102. cm in core: calcareous mixed with sandy mud with manganese
AMPH-135GV -0.0670-138.9500-4350Gravity corerAMPH-135GV-10.2800.230.33In sedimentMn grainSeveralSandy mudQuaternary23. to 33. cm in core: sandy mud with manganese
AMPH-136GV 0.4000-138.1830-4330Gravity corerAMPH-136GV-10.2100.160.26In sedimentMn grainSeveralCalcareous sandy mudQuaternary16. to 26. cm in core: sandy mud with manganese
AMPH-139GV 6.0830-134.9670-4550Gravity corerAMPH-139GV-10.4200.380.46In sedimentMn grainSeveralCalcareous sandy mudQuaternary38. to 46. cm in core: calcareous mixed with sandy mud and manganese. Turbidite
AMPH-139GV6.0830-134.9670-4550Gravity corerAMPH-139GV-20.4200.380.46In sedimentMn micronoduleSeveralCalcareous sandy mudQuaternary37.5 to 45.5 cm in core: micronodules.
AMPH-139GV6.0830-134.9670-4550Gravity corerAMPH-139GV-31.0600.931.19In sedimentMn micronoduleSeveralSiliceous sady mudQuaternary93. to 119. cm in core: micronodules
AMPH-141G 8.3170-133.6670-4745Gravity corerAMPH-141G-10.5000.340.66In sedimentMn micronoduleSeveralTerrigenous mud34. to 66. cm in core: micronodules
AMPH-115GV -9.6500-151.0500-4727Gravity corerAMPH-115GV-10.0000.000.00In sedimentMn grainSeveralClayChocolate clay with zeolite and manganese.
AMPH-118PG -13.4500-147.4000-4783Gravity corerAMPH-118PG-10.0000.000.00SurfaceMn debrisSeveralsmallSmall pieces of Mn recovered.